Following more than twenty years of conflict, a pair of brothers come to terms, putting aside the troubles of their past, and both families jump at the chance to spend the summer together in the mountains of Pennsylvania. At first glance all seems pleasant and benign, but there are secrets lurking about the small town, talk of foul cults and human sacrifice. The locals largely consider this nonsense, even with a handful of disappearances over the years and several unexplained deaths. Yet, there are those who believe, individuals who are prepared to do whatever it takes to rid their home of this darkness, an evil that is more ancient and powerful than they imagine.